Highest grade Si wafers, purity >11N, standard and custimized sizes/thickness/orientation
Product: | Silicon (Si) wafer |
Grade: | IC prime grade |
Purity: | >99.999999999% (11N) |
Dimension: | Standard dimensions: • 1'' × 0.5 mm • 2'' × 0.28 / 0.4 / 0.5 mm • 3'' × 0.38 mm • 4'' × 0.525 mm • 5'' × 0.6 mm • 6'' × 0.625 mm • 8'' × 0.725 mm Other diameters and thicknesses available • We provide small-scale non-standard wafers for research / testing purposes. |
Orientation: | <100> / <110> / <111> / off-axis / others |
Conductive type: | • Undoped (also called intrinsic, native) type • N-type: phosphor (P) doped • P-type: boron (B) doped |
Resistivity: | Standard resistivity for undoped wafers: • 3000 - 6000 Ω·cm Standard resistivity for n-/ p-type wafers: • 0.001 - 0.009 Ω·cm • 1 - 10 Ω·cm • 10 - 20 Ω·cm • 90 - 100 Ω·cm Other resistivity available |
Polishing: | • As-cut wafers without polishing • Single side epi-polished • Double side epi-polished |
Surface roughness: | < 0.5 nm |
Remarks: | Si wafer with functional layers available (thermal oxide SiO2, silicon nitride Si3N4, etc) |